byflou.dk DNS records

🖥️ Nameservers2 records 68ms

Nameserver	IP addresses	PTR	ASN / ISP
rob.ns.cloudflare.com	108.162.193.140 172.64.33.140 173.245.59.140 2606:4700:58::adf5:3b8c 2803:f800:50::6ca2:c18c 2a06:98c1:50::ac40:218c	rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
robin.ns.cloudflare.com	108.162.192.218 172.64.32.218 173.245.58.218 2606:4700:50::adf5:3ada 2803:f800:50::6ca2:c0da 2a06:98c1:50::ac40:20da	robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 107ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.62.58	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.161	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 120ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	ASPMX.L.GOOGLE.COM	142.250.147.26 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	ALT1.ASPMX.L.GOOGLE.COM	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	ALT2.ASPMX.L.GOOGLE.COM	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	ASPMX2.GOOGLEMAIL.COM	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	ASPMX3.GOOGLEMAIL.COM	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.220.161
🔶 Autoconfig	104.21.62.58

🔷 AAAA Records (IPv6)2 records 128ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3e3a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:dca1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 100ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.58,172.67.220.161 ech=AEX+DQBB2wAgACCHuaNsHccQwjigXz1469aCCmviTucGiitjk+hEteeIBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3e3a,2606:4700:3033::ac43:dca1

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC170ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2411526725
Primary NS (MNAME)	rob.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

68ms

A

107ms

MX

120ms

AAAA

128ms

TXT

267ms

CAA

97ms

HTTPS

100ms

TLSA

563ms

SOA

0ms

MTA-STS

115ms

DNSSEC

170ms

SRV

147ms

Total

2627ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 02:41:00	2627ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-01 23:34:12	3676ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-16 18:10:02	1045ms	2 NS 1 A 5 MX	🔓 Insecure	View